/*
 * Copyright (c) 2004-2006 The Regents of the University of California.
 *                         All rights reserved.
 * Copyright (c) 2006      Cisco Systems, Inc.  All rights reserved.
 * Copyright (c) 2012      Sandia National Laboratories.  All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */

#include "ompi_config.h"

#include "ompi/request/request.h"
#include "ompi/mca/pml/base/pml_base_request.h"

#include "pml_cm.h"
#include "pml_cm_sendreq.h"
#include "pml_cm_recvreq.h"

int
mca_pml_cm_cancel(struct ompi_request_t *ompi_req, int flag)
{
    int ret;
    mca_pml_cm_request_t *base_request =
         (mca_pml_cm_request_t*) ompi_req;
    mca_mtl_request_t *mtl_req = NULL;

    switch (base_request->req_pml_type) {
    case MCA_PML_CM_REQUEST_SEND_HEAVY:
        {
            mca_pml_cm_hvy_send_request_t *request =
                (mca_pml_cm_hvy_send_request_t*) base_request;
            mtl_req = &request->req_mtl;
        }
        break;

    case MCA_PML_CM_REQUEST_SEND_THIN:
        {
            mca_pml_cm_thin_send_request_t *request =
                (mca_pml_cm_thin_send_request_t*) base_request;
            mtl_req = &request->req_mtl;
        }
        break;

    case MCA_PML_CM_REQUEST_RECV_HEAVY:
        {
            mca_pml_cm_hvy_recv_request_t *request =
                (mca_pml_cm_hvy_recv_request_t*) base_request;
            mtl_req = &request->req_mtl;
        }
        break;

    case MCA_PML_CM_REQUEST_RECV_THIN:
        {
            mca_pml_cm_thin_recv_request_t *request =
                (mca_pml_cm_thin_recv_request_t*) base_request;
            mtl_req = &request->req_mtl;
        }
        break;

    default:
        ret = OMPI_ERROR;
    }

    ret = OMPI_MTL_CALL(cancel(ompi_mtl,
                               mtl_req,
                               flag));

    return ret;
}